Joybubbles
Phone phreaking
A telephone-network explorer described as Joe Engressia in contemporary reporting and later remembered as Joybubbles.
Reviewed: 2026-10-16

Joybubbles — interviewed in → Secrets of the Little Blue Box
Date: 1971-10
Contemporary reporting; no private contact details reproduced.
https://www.historyofphonephreaking.org/docs/rosenbaum1971.pdf

Joybubbles — subject of → Jason Scott remembrance
Date: 2007
A later remembrance provides the public name connection.
https://ascii.textfiles.com/archives/1191